What 20th-century leader orchestrated a campaign of terror that caused tens of millions of deaths in his own country, often rewriting history to erase rivals?
Across all of recorded history, from ancient monarchs and conquerors to modern business magnates, who is widely regarded by historians as the richest person ever to have lived?
During World War II, the United States developed an experimental weapon that involved attaching small incendiary devices to what kind of animal, intending to use them to start fires in enemy cities?